多囊卵巢综合征(PCOS)是育龄妇女中最常见的内分泌紊乱性疾病。目前的研究认为,胰岛素抵抗(IR)是导致PCOS在代谢紊乱和生殖内分泌功能失调的主要原因。在PCOS患者中,50%～70%的患者有IR[1]。肥胖是PCOS患者中较常见的临床表征,也是加IR和PCOS不育的一个重要因素。本文通过对PCOS患者肥胖组与非肥胖组内分 Polycystic ovary syndrome (PCOS) is the most common endocrine disorders in women of childbearing age. Current research suggests that insulin resistance (IR) is the leading cause of PCOS dysfunction in metabolic disorders and reproductive endocrine disorders. In PCOS patients, 50% to 70% of patients have IR [1]. Obesity is a more common clinical manifestation in patients with PCOS and is an important factor in sterility of IR and PCOS. This article through the PCOS patients with obesity and non-obese group points